mirror of https://github.com/BTCPrivate/lnd.git
lnwallet: modify logging to display mSAT amount if funding constrains invalid
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@ -288,40 +288,36 @@ func (r *ChannelReservation) CommitConstraints(csvDelay, maxHtlcs uint16,
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return ErrCsvDelayTooLarge(csvDelay, maxDelay)
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return ErrCsvDelayTooLarge(csvDelay, maxDelay)
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}
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}
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// Fail if we consider the channel reserve to be too large.
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// Fail if we consider the channel reserve to be too large. We
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// We currently fail if it is greater than 20% of the
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// currently fail if it is greater than 20% of the channel capacity.
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// channel capacity.
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maxChanReserve := r.partialState.Capacity / 5
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maxChanReserve := r.partialState.Capacity / 5
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if chanReserve > maxChanReserve {
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if chanReserve > maxChanReserve {
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return ErrChanReserveTooLarge(chanReserve, maxChanReserve)
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return ErrChanReserveTooLarge(chanReserve, maxChanReserve)
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}
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}
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// Fail if the minimum HTLC value is too large. If this is
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// Fail if the minimum HTLC value is too large. If this is too large,
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// too large, the channel won't be useful for sending small
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// the channel won't be useful for sending small payments. This limit
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// payments. This limit is currently set to maxValueInFlight,
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// is currently set to maxValueInFlight, effectively letting the remote
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// effictively letting the remote setting this as large as
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// setting this as large as it wants.
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// it wants.
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// TODO(halseth): set a reasonable/dynamic value.
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if minHtlc > maxValueInFlight {
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if minHtlc > maxValueInFlight {
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return ErrMinHtlcTooLarge(minHtlc, maxValueInFlight)
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return ErrMinHtlcTooLarge(minHtlc, maxValueInFlight)
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}
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}
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// Fail if maxHtlcs is above the maximum allowed number of 483.
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// Fail if maxHtlcs is above the maximum allowed number of 483. This
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// This number is specified in BOLT-02.
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// number is specified in BOLT-02.
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if maxHtlcs > uint16(MaxHTLCNumber/2) {
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if maxHtlcs > uint16(MaxHTLCNumber/2) {
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return ErrMaxHtlcNumTooLarge(maxHtlcs, uint16(MaxHTLCNumber/2))
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return ErrMaxHtlcNumTooLarge(maxHtlcs, uint16(MaxHTLCNumber/2))
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}
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}
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// Fail if we consider maxHtlcs too small. If this is too small
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// Fail if we consider maxHtlcs too small. If this is too small we
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// we cannot offer many HTLCs to the remote.
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// cannot offer many HTLCs to the remote.
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const minNumHtlc = 5
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const minNumHtlc = 5
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if maxHtlcs < minNumHtlc {
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if maxHtlcs < minNumHtlc {
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return ErrMaxHtlcNumTooSmall(maxHtlcs, minNumHtlc)
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return ErrMaxHtlcNumTooSmall(maxHtlcs, minNumHtlc)
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}
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}
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// Fail if we consider maxValueInFlight too small. We currently
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// Fail if we consider maxValueInFlight too small. We currently require
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// require the remote to at least allow minNumHtlc * minHtlc
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// the remote to at least allow minNumHtlc * minHtlc in flight.
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// in flight.
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if maxValueInFlight < minNumHtlc*minHtlc {
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if maxValueInFlight < minNumHtlc*minHtlc {
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return ErrMaxValueInFlightTooSmall(maxValueInFlight,
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return ErrMaxValueInFlightTooSmall(maxValueInFlight,
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minNumHtlc*minHtlc)
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minNumHtlc*minHtlc)
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